326465 has 4 divisors (see below), whose sum is σ = 391764. Its totient is φ = 261168.

The previous prime is 326449. The next prime is 326467. The reversal of 326465 is 564623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 564623 = 19 ⋅29717.

It can be written as a sum of positive squares in 2 ways, for example, as 146689 + 179776 = 383^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 326465 - 2⁴ = 326449 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 326465.

It is not an unprimeable number, because it can be changed into a prime (326467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32642 + ... + 32651.

It is an arithmetic number, because the mean of its divisors is an integer number (97941).

2³²⁶⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

326465 is a deficient number, since it is larger than the sum of its proper divisors (65299).

326465 is an equidigital number, since it uses as much as digits as its factorization.

326465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65298.

The product of its digits is 4320, while the sum is 26.

The square root of 326465 is about 571.3711578300. The cubic root of 326465 is about 68.8565949726.

The spelling of 326465 in words is "three hundred twenty-six thousand, four hundred sixty-five".